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|
//
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include "rhodium_radio_ctrl_impl.hpp"
#include "rhodium_cpld_ctrl.hpp"
#include "rhodium_constants.hpp"
#include <uhd/utils/log.hpp>
using namespace uhd;
using namespace uhd::usrp;
using namespace uhd::rfnoc;
namespace {
const char* rx_band_to_log(rhodium_radio_ctrl_impl::rx_band rx_band)
{
switch (rx_band)
{
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_0:
return "0";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_1:
return "1";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_2:
return "2";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_3:
return "3";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_4:
return "4";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_5:
return "5";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_6:
return "6";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_7:
return "7";
case rhodium_radio_ctrl_impl::rx_band::RX_BAND_INVALID:
return "INVALID";
default:
UHD_THROW_INVALID_CODE_PATH();
}
}
const char* tx_band_to_log(rhodium_radio_ctrl_impl::tx_band tx_band)
{
switch (tx_band)
{
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_0:
return "0";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_1:
return "1";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_2:
return "2";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_3:
return "3";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_4:
return "4";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_5:
return "5";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_6:
return "6";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_7:
return "7";
case rhodium_radio_ctrl_impl::tx_band::TX_BAND_INVALID:
return "INVALID";
default:
UHD_THROW_INVALID_CODE_PATH();
}
}
}
void rhodium_radio_ctrl_impl::_update_rx_freq_switches(
const double freq
) {
UHD_LOG_TRACE(unique_id(),
"Update all RX freq related switches. f=" << freq << " Hz, "
);
const auto band = _map_freq_to_rx_band(freq);
UHD_LOG_TRACE(unique_id(),
"Selected band " << rx_band_to_log(band));
// select values for lowband/highband switches
const bool is_lowband = (band == rx_band::RX_BAND_0);
auto rx_sw2_sw7 = is_lowband ?
rhodium_cpld_ctrl::RX_SW2_SW7_LOWBANDFILTERBANK :
rhodium_cpld_ctrl::RX_SW2_SW7_HIGHBANDFILTERBANK;
auto rx_hb_lb_sel = is_lowband ?
rhodium_cpld_ctrl::RX_HB_LB_SEL_LOWBAND :
rhodium_cpld_ctrl::RX_HB_LB_SEL_HIGHBAND;
// select values for filter bank switches
rhodium_cpld_ctrl::rx_sw3_t rx_sw3;
rhodium_cpld_ctrl::rx_sw4_sw5_t rx_sw4_sw5;
rhodium_cpld_ctrl::rx_sw6_t rx_sw6;
switch (band)
{
case rx_band::RX_BAND_0:
// Low band doesn't use the filter banks, use configuration for band 1
case rx_band::RX_BAND_1:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOSWITCH4;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER0450X0760MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMSWITCH5;
break;
case rx_band::RX_BAND_2:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOSWITCH4;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER0760X1100MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMSWITCH5;
break;
case rx_band::RX_BAND_3:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOSWITCH4;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER1100X1410MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMSWITCH5;
break;
case rx_band::RX_BAND_4:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOSWITCH4;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER1410X2050MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMSWITCH5;
break;
case rx_band::RX_BAND_5:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOFILTER2050X3000MHZ;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER0450X0760MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMFILTER2050X3000MHZ;
break;
case rx_band::RX_BAND_6:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOFILTER3000X4500MHZ;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER0450X0760MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMFILTER3000X4500MHZ;
break;
case rx_band::RX_BAND_7:
rx_sw3 = rhodium_cpld_ctrl::RX_SW3_TOFILTER4500X6000MHZ;
rx_sw4_sw5 = rhodium_cpld_ctrl::RX_SW4_SW5_FILTER0450X0760MHZ;
rx_sw6 = rhodium_cpld_ctrl::RX_SW6_FROMFILTER4500X6000MHZ;
break;
case rx_band::RX_BAND_INVALID:
throw uhd::runtime_error(str(boost::format(
"Cannot map RX frequency to band: %f") % freq));
default:
UHD_THROW_INVALID_CODE_PATH();
}
// commit settings to cpld
_cpld->set_rx_switches(
rx_sw2_sw7,
rx_sw3,
rx_sw4_sw5,
rx_sw6,
rx_hb_lb_sel
);
}
void rhodium_radio_ctrl_impl::_update_tx_freq_switches(
const double freq
){
UHD_LOG_TRACE(unique_id(),
"Update all TX freq related switches. f=" << freq << " Hz, "
);
const auto band = _map_freq_to_tx_band(freq);
UHD_LOG_TRACE(unique_id(),
"Selected band " << tx_band_to_log(band));
// select values for lowband/highband switches
const bool is_lowband = (band == tx_band::TX_BAND_0);
auto tx_hb_lb_sel = is_lowband ?
rhodium_cpld_ctrl::TX_HB_LB_SEL_LOWBAND :
rhodium_cpld_ctrl::TX_HB_LB_SEL_HIGHBAND;
// select values for filter bank switches
rhodium_cpld_ctrl::tx_sw2_t tx_sw2;
rhodium_cpld_ctrl::tx_sw3_sw4_t tx_sw3_sw4;
rhodium_cpld_ctrl::tx_sw5_t tx_sw5;
switch (band)
{
case tx_band::TX_BAND_0:
// Low band doesn't use the filter banks, use configuration for band 1
case tx_band::TX_BAND_1:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMSWITCH3;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP0650MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOSWITCH4;
break;
case tx_band::TX_BAND_2:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMSWITCH3;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP1000MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOSWITCH4;
break;
case tx_band::TX_BAND_3:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMSWITCH3;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP1350MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOSWITCH4;
break;
case tx_band::TX_BAND_4:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMSWITCH3;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP1900MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOSWITCH4;
break;
case tx_band::TX_BAND_5:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMTXFILTERLP3000MHZ;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP0650MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOTXFILTERLP3000MHZ;
break;
case tx_band::TX_BAND_6:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMTXFILTERLP4100MHZ;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP0650MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOTXFILTERLP4100MHZ;
break;
case tx_band::TX_BAND_7:
tx_sw2 = rhodium_cpld_ctrl::TX_SW2_FROMTXFILTERLP6000MHZ;
tx_sw3_sw4 = rhodium_cpld_ctrl::TX_SW3_SW4_FROMTXFILTERLP0650MHZ;
tx_sw5 = rhodium_cpld_ctrl::TX_SW5_TOTXFILTERLP6000MHZ;
break;
case tx_band::TX_BAND_INVALID:
throw uhd::runtime_error(str(boost::format(
"Cannot map TX frequency to band: %f") % freq));
default:
UHD_THROW_INVALID_CODE_PATH();
}
// commit settings to cpld
_cpld->set_tx_switches(
tx_sw2,
tx_sw3_sw4,
tx_sw5,
tx_hb_lb_sel
);
// If TX lowband/highband changes, SW10 needs to be updated
_update_tx_output_switches(get_tx_antenna(0));
}
void rhodium_radio_ctrl_impl::_update_rx_input_switches(
const std::string &input
) {
UHD_LOG_TRACE(unique_id(),
"Update all RX input related switches. input=" << input
);
const sw10_t sw10 = (input == "TX/RX") ?
SW10_TORX :
SW10_ISOLATION;
const rhodium_cpld_ctrl::cal_iso_sw_t cal_iso = (input == "CAL") ?
rhodium_cpld_ctrl::CAL_ISO_CALLOOPBACK :
rhodium_cpld_ctrl::CAL_ISO_ISOLATION;
const rhodium_cpld_ctrl::rx_sw1_t sw1 = [input]{
if (input == "TX/RX")
{
return rhodium_cpld_ctrl::RX_SW1_FROMTXRXINPUT;
}
else if (input == "RX2") {
return rhodium_cpld_ctrl::RX_SW1_FROMRX2INPUT;
}
else if (input == "CAL") {
return rhodium_cpld_ctrl::RX_SW1_FROMCALLOOPBACK;
}
else if (input == "TERM") {
return rhodium_cpld_ctrl::RX_SW1_ISOLATION;
}
else {
throw uhd::runtime_error("Invalid antenna in _update_rx_input_switches: " + input);
}
}();
UHD_LOG_TRACE(unique_id(),
"Selected switch values:"
" sw10=" << sw10 <<
" sw1=" << sw1 <<
" cal_iso=" << cal_iso
);
// the TX path may be using TX/RX already, in which case only override sw10 if
// we are attempting to use TX/RX
if (get_tx_antenna(0) == "TX/RX")
{
if (input == "TX/RX")
{
UHD_LOG_TRACE(unique_id(),
"Overriding TX antenna to TERM"
);
// TODO: setting antenna here could cause race conditions
set_tx_antenna("TERM", 0);
UHD_LOG_TRACE(unique_id(),
"Setting switch values: sw10=" << sw10
);
_gpio->set_gpio_out(sw10, SW10_GPIO_MASK);
}
else {
// skip setting sw10, allowing TX to continue using TX/RX
UHD_LOG_TRACE(unique_id(),
"sw10 setting was not applied because TX antenna is set to TX/RX"
);
}
}
else {
// TX/RX is not in use, fire away
UHD_LOG_TRACE(unique_id(),
"Setting switch values: sw10=" << sw10
);
_gpio->set_gpio_out(sw10, SW10_GPIO_MASK);
}
_cpld->set_rx_input_switches(sw1, cal_iso);
}
void rhodium_radio_ctrl_impl::_update_tx_output_switches(
const std::string &output
) {
UHD_LOG_TRACE(unique_id(),
"Update all TX output related switches. output=" << output
);
sw10_t sw10;
rhodium_cpld_ctrl::tx_sw1_t sw1;
if (output == "TX/RX")
{
//Both sw1 and sw10 need to select low/high band
if (_map_freq_to_tx_band(get_tx_frequency(0)) == tx_band::TX_BAND_0)
{
sw1 = rhodium_cpld_ctrl::TX_SW1_TOLOWBAND;
sw10 = SW10_FROMTXLOWBAND;
}
else {
sw1 = rhodium_cpld_ctrl::TX_SW1_TOSWITCH2;
sw10 = SW10_FROMTXHIGHBAND;
}
}
else if (output == "CAL") {
sw1 = rhodium_cpld_ctrl::TX_SW1_TOCALLOOPBACK;
sw10 = SW10_ISOLATION;
}
else if (output == "TERM") {
sw1 = rhodium_cpld_ctrl::TX_SW1_ISOLATION;
sw10 = SW10_ISOLATION;
}
else {
throw uhd::runtime_error("Invalid antenna in _update_tx_output_switches: " + output);
}
UHD_LOG_TRACE(unique_id(),
"Selected switch values: sw1=" << sw1 << " sw10=" << sw10
);
// If RX is on TX/RX, only set sw10 if TX is requesting TX/RX
// and override the RX antenna value
if (get_rx_antenna(0) == "TX/RX")
{
if (output == "TX/RX")
{
UHD_LOG_TRACE(unique_id(),
"Overriding RX antenna to TERM"
);
// TODO: setting antenna here could cause race conditions
set_rx_antenna("TERM", 0);
UHD_LOG_TRACE(unique_id(),
"Setting switch values: sw10=" << sw10
);
_gpio->set_gpio_out(sw10, SW10_GPIO_MASK);
}
else {
// skip setting sw10, allowing RX to continue using TX/RX
UHD_LOG_TRACE(unique_id(),
"sw10 setting was not applied because RX antenna is set to TX/RX"
);
}
}
// If RX is on any other setting, set sw10 normally
else {
UHD_LOG_TRACE(unique_id(),
"Setting switch values: sw10=" << sw10
);
_gpio->set_gpio_out(sw10, SW10_GPIO_MASK);
}
_cpld->set_tx_output_switches(sw1);
}
|
